Jane Street’s REX-Osprey ETH + Staking ETF ESK Stock Holding History

Jane Street’s Portfolio ESK Stock Details ESK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-11,478	Closed	-$207K	–	13591
2025 Q4	$207K	Buy	+11,478	New	+$240K	﹤0.01%	9651

Jane Street's ESK Position: Q1 2026 in Review

Jane Street sold out of REX-Osprey ETH + Staking ETF (ESK) in Q1 2026, closing a stake of 11,478 shares — an estimated $207K sold.

Jane Street first reported a position in ESK in Q4 2025 and held it in 1 quarter. The position peaked at $207K in Q4 2025. 0 funds tracked by Wall St. Rank hold ESK as of Q1 2026.

Jane Street reported no remaining REX-Osprey ETH + Staking ETF position as of Q1 2026 after selling out during the quarter.
Jane Street sold 11,478 REX-Osprey ETH + Staking ETF shares in Q1 2026, an estimated $207K.
Jane Street first reported a position in REX-Osprey ETH + Staking ETF in Q4 2025 and held it in 1 quarter.
Jane Street's REX-Osprey ETH + Staking ETF position peaked at $207K in Q4 2025.
0 funds tracked by Wall St. Rank held REX-Osprey ETH + Staking ETF as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.